260206021970

素因数分解:

$2^1\times 5^1\times {\mathrm{40819}}^1\times {\mathrm{637463}}^1$

素因数の和:678289

約数の個数: 16

約数和(自身を含む): 468383048640

約数和(自身を除く): 208177026670

約数列:

[1, 2, 5, 10, 40819, 81638, 204095, 408190, 637463, 1274926, 3187315, 6374630, 26020602197, 52041204394, 130103010985, 260206021970]

約数ペア:

[(1, 260206021970), (2, 130103010985), (5, 52041204394), (10, 26020602197), (40819, 6374630), (81638, 3187315), (204095, 1274926), (408190, 637463)]